/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: ling
 * Date: 2022-04-25
 * Time: 16:23
 */
class X{
    Y b=new Y();
}
class Y{
    Y(){
        System.out.println("Y");
    }
}
public class Tset extends X{
    public static void main(String[] args) {
        Tset t=new Tset();
    }
}
